Johann was born in Heinsberg, Heinsberg, Köln, Nordrhein-Westfalen, Deutschland , the son of unknown parents. The date is not known.
His wife was Mechthild von Meisenburg. They were married, but the date and place have not been found. Their only known child was Sophia (?-?).
| Event | Date | Details | Source | Multimedia | Notes | ||
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| Birth |
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| Attribute | Date | Description | Details | Source | Multimedia | Notes |
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| Nobility Title | herr von Löwenberg |